Henry bowman



(No Model.)

H. BOWMAN,

GROW BAR.

N0. 424,767. Patented Apr. 1, 1890,

HENRY FFICEQ BOWMAN, on LoUIsvILLE, KENTUCKY.

oneness.

fcrmimg" part of Letters Patent are. 424,757, dated April 1, 1890.

Application filed January M, 1890. fierialllo. 336,954. (No model.)

enied certain new and 'n grow-liars; azidl do llorsdng; to he a full, on of the invention case. in the art make and use the non drawany inlen'tion are, first, to wiih a rolling fulcrum; resenting hack which serves do means for ying drawings, 1 ation, in which the re the same parts,

we plan View of k a si e Vl%W,

, letter indicates the 1 formed. with the i l, the end portion A and up "-ned nose a Two plates a secured to the sides of the handle portion and h ggoinc where the fulid beyond the under oiler C is joornaied with .gs in ola-hes rejects with beyond the a A ratchet-- n the shaft of said or one of 1d a pawl E engages is pivoted upon said and so the rear oi A ilau' spring F is seof the croW-har to the ad bears with its free end of the periphery of-said roller, serving as a scraper for the same to remove all impurities-such as dirt or sticky substances-from. the same; 5 5 In practice the crowba'r is placed with its nib or end a under the object to be raisedin the usual manner and it may have a fulcrum upon she roller. The ratcheowheeland;pawl will admit of the handle of, the bar being (19- 6o pressed; but; will prevencthe roller from revolving backward, so that the crow-bar will bear a firm rest or fulcrum upon the roller. The crow-bar may be'pushed forward and will. then travel upon the roller, which may 'rcvolve in that directiombut the pawl mustbe disengaged from the ratchet-wheel to admit of the bar being drawn backward upon the roller.

The scraper F will remove all obstructions same. 75.

Having thus fully described the construction and arrangements or combination of the several parts of my improved crow-bar, What I claim as new is- 1. The combination, with a erowbar, of two plates or brackets secured to the sides of the same and ext-euding helow its under side, a roller jourualed between said plates or brackets,a ratchet-wheel upon the shaft of said I roller, and a pawl pivoted upon one of said 83 filates or brackets and engaging said ratchetwhecl, substantially as described.

2. one combination. of the bar A, the plates or brackets l3 upon the sides of the same, the roller 0, journaled with its shaft 0 in said 0 plates orbrackets, the ratchet-Wheel 1) upon the sl'ia ft of said roller, the pawl E, for said ratchet-wheel, and the flat-spring; scraper F, bearing with its end against the periphery of said roller, substantially as described. v

hi HENRY BOWMAN.

mark

Witnesses:

J 015K 13 Dawns,

WM. SHARP. 

